/**
* Returns whether the variable is mentioned within the statement block or not.
*
* @param block ASTBlockStatement
* @param varName String
* @return boolean
*/
private static boolean hasReferencesIn(ASTBlockStatement block, String varName) {
List<ASTName> names = block.findDescendantsOfType(ASTName.class);
for (ASTName name : names) {
if (isReference(varName, name.getImage())) return true;
}
return false;
}
/**
* Checks whether the given target is in the argument list. If this is the case, then the target
* (root exception) is used as the cause.
*
* @param target
* @param baseNode
*/
private boolean checkForTargetUsage(String target, Node baseNode) {
boolean match = false;
if (target != null && baseNode != null) {
List<ASTName> nameNodes = baseNode.findDescendantsOfType(ASTName.class);
for (ASTName nameNode : nameNodes) {
if (target.equals(nameNode.getImage())) {
match = true;
break;
}
}
}
return match;
}